Adjustable speed drive (ASD) or variable-speed drive (VSD) describes equipment used to control the speed of machinery.Many industrial processes such as assembly lines must operate at different speeds for different products.here speeds may be selected from several different pre-set ranges, usually the drive is said to be adjustable speed. If the output speed can be changed without steps over a range, the drive is usually referred to as variable speed.
NICOLE BROWN SIMPSON'S GRAVE at Ascension Cemetery i n Lake Forest, California. Update: Twenty years after Nicole's death, her father passed away, and his ashes were buried under her headstone.
The driver's license of Nicole Brown Simpson, left, the ex-wife of former football player O.J. Simpson, who was slain along with a friend, Ronald Lyle Goldman, right, at her home June 13, 1994. Nicole Brown Simpson and Ronald Goldman were found stabbed to death shortly after midnight on June 13, 1994.